Home / 158,821.65-238,564.62-133,910.37

Finding the Fourth Proportional to 158,821.65, 238,564.62 and 133,910.37

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Solution

The fourth proportional to 158,821.65, 238,564.62 and 133,910.37 is: 201,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,821.65 : 238,564.62 = 133,910.37 : x
  2. Step 2: Convert to fraction form
    158,821.65/238,564.62 = 133,910.37/x
  3. Step 3: Cross multiply
    158,821.65x = 238,564.62 × 133,910.37
  4. Step 4: Simplify right side
    158,821.65x = 31,946,276,533.11
  5. Step 5: Solve for x
    x = 31,946,276,533.11/158,821.65
  6. Step 6: Final answer
    x = 201,145.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.